BlackRock, Inc. is an American global investment management corporation based in New York City. Founded in 1988, initially as a risk management and fixed income institutional asset manager, BlackRock is one of the world's largest asset managers with $6.84 trillion in assets under management as of August 2019. BlackRock operates globally with 70 offices in 30 countries and clients in 100 countries. Due to its power and the sheer size and scope of its financial assets and activities, BlackRock has been called the world's largest shadow bank.

BlackRock

Aetna is a health care benefits company. It offers medicare, health coverage, dental, vision, supplemental, pharmacy, and medicaid plans as well as international health insurance solutions. The company serves individuals, employers, providers, agents, and brokers.